Mat with curved edge for stair step



The following article relates to a small carpet runner adapted to be installed on stair steps, separately on each step, to prevent carpet wear on the stair.

FIG. 1 is a top front perspective view of a mat with curved edge for stair step showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken lines disclose unclaimed environmental subject matter of the design in use. 

The ornamental design for a mat with curved edge for stair step, as shown and described. 